Rockbridge Flag

Rockbridge

County:
Greene County
County Seat:
No
Area (mi²):
0.737
State:
Illinois

Rockbridge is a village located in Greene County, Illinois. Rockbridge has a 2025 population of 170 . Rockbridge is currently declining at a rate of -1.16% annually and its population has decreased by -5.03% since the most recent census, which recorded a population of 179 in 2020.

The average household income in Rockbridge is $81,685 with a poverty rate of 6.96%. The median age in Rockbridge is 46.8 years: 46.9 years for males, and 46.8 years for females. For every 100 females there are 69.1 males.

170
Total Population
231
Density (mi²)
-2 -1.16%
Growth

Rockbridge Population

Rockbridge Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Rockbridge includes 85.22% White, 10.43% Black or African American, and smaller percentages for Two or more races, other race and multiracial populations.

Population by Race

White (85.22%)

Black or African American (10.43%)

Two or more races (2.61%)

Other race (1.74%)

Race
Population
Percentage (of total)
White9885.22%
Black or African American1210.43%
Two or more races32.61%
Other race21.74%

Rockbridge Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Rockbridge's average per capita income is $58,021. Household income levels show a median of $86,250. The poverty rate stands at 6.96%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$113,000-
Families$101,250$98,896
Households$86,250$81,685
Non Families-$35,789

$58,021

Average Income

$86,250

Median Household Income

6.96%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)